import { ref,onMounted } from "vue";
import { useRoute,onBeforeRouteUpdate } from "vue-router";
import { getCategoryAPI } from "@/apis/category.js";
//封装分类数据业务相关代码
export function useCategory(){
    const route = useRoute();
    const categoryData = ref({})
    const getCategory = async (id = route.params.id) => {
        const res = await getCategoryAPI(id);
        categoryData.value = res.result;
    }
    onMounted(() => getCategory())
    //目标：路由参数变化的时候 可以把分类数据接口重新发送
    onBeforeRouteUpdate((to) => {
        getCategory(to.params.id);
    })
    return {
        categoryData
    }
}